package com.springboot.controller;


import cn.hutool.core.util.StrUtil;
import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.core.toolkit.StringUtils;
import com.baomidou.mybatisplus.core.toolkit.Wrappers;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.springboot.config.Result;
import com.springboot.entity.User;
import com.springboot.mapper.UserMapper;
import org.springframework.boot.autoconfigure.security.SecurityProperties;
import org.springframework.web.bind.annotation.*;

import javax.annotation.Resource;
import java.sql.Wrapper;

/**
 * <p>
 *  前端控制器
 * </p>
 *
 * @author 关注公众号：MarkerHub
 * @since 2021-10-29
 */
@RestController
@RequestMapping("/user")
public class UserController {
    @Resource
    UserMapper userMapper;

    @PostMapping
    public Result<?> save(@RequestBody User user){
        userMapper.insert(user);
        return Result.success();
    }

    @PostMapping("/login")
    public Result<?> login(@RequestBody User user){
        User res = userMapper.selectOne(Wrappers.<User>lambdaQuery().eq(User::getUsername,user.getUsername()).eq(User::getPassword,user.getPassword()));
        if(res == null){
            return Result.error("-1","用户名或密码错误");
        }
        return Result.success();
    }
    @PostMapping("/register")
    public Result<?> register(@RequestBody User user){
        User res = userMapper.selectOne(Wrappers.<User>lambdaQuery().eq(User::getUsername,user.getUsername()));
        if(res != null){
            return Result.error("-1","用户名重复");
        }
        userMapper.insert(user);
        return Result.success();
    }


    @PutMapping
    public Result<?> update(@RequestBody User user){
        userMapper.updateById(user);
        return Result.success();

    }

    @DeleteMapping("/{id}")
    public Result<?> delete(@PathVariable Long id){
        userMapper.deleteById(id);
        return Result.success();

    }
    @GetMapping
    public Result<?> findPage(@RequestParam(defaultValue = "1")Integer pageNum,
                              @RequestParam(defaultValue = "10") Integer pageSize,
                              @RequestParam(defaultValue = "") String search) {
        LambdaQueryWrapper<User>  wrapper = Wrappers.<User>lambdaQuery();
        if(StrUtil.isNotBlank(search)){
            wrapper.like(User :: getNickName ,search  );

        }

        Page<User> userPage = (Page<User>) userMapper.selectPage(new Page<>(pageNum,pageSize),wrapper);
        return Result.success(userPage);
    }



}
